---
title: "Reviews — spirulina and chlorella capsules - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/spirulina-and-chlorella-capsules/reviews"
last_updated: "2026-07-31T13:33:29.917Z"
locale: en
meta:
  description: "Niche score 36/100 · £51K/yr market · 43K searches/yr · £10.03 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 36/100 · £51K/yr market · 43K searches/yr · £10.03 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Reviews — spirulina and chlorella capsules - Flapen"
---

# **spirulina and chlorella capsules**

**Skip it**

A concentrated shelf (top 5 take 89% of clicks) — this niche doesn't clear our bar today.

Market size 13Growth 21Conversion 94Competition 9Returns 99Price range 13Avg price 34Brand share 26Review moat 67Quality gap 24

**Returns**

**Incredible****0.1%**

return rate — above 5% kills the launch gate

**Conversion**

**Great****11.8%**

search→purchase rate — share of searches ending in a sale

**Review moat**

**Good****838.33**

avg incumbent reviews — the moat a new listing must climb

**Avg price**

**Okay****£10.03**

avg listing price — sweet spot $15–$100

**Brand share**

**Okay****89%**

top-5 brand share — brands hold most of the demand

**Quality gap**

**Bad****4.6★**

avg incumbent rating — lower means beatable quality

**Growth**

**Bad****-7.6%**

90-day search growth — must beat 0% to launch

**Market size**

**Bad****£51K**

£51K/yr · 43K searches

**Price range**

**Bad****£6.53–£16.26**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Competition**

**Bad****89%**

top-5 click share — a locked-up shelf